<template>
  <div style="border: 1px solid #ccc">
    <Toolbar
      style="border-bottom: 1px solid #ccc"
      :editor="editorRef"
      :defaultConfig="toolbarConfig"
      :mode="mode"
    />
    <Editor
      style="height: 500px; overflow-y: hidden;"
      v-model="valueHtml"
      :defaultConfig="editorConfig"
      :mode="mode"
      @onCreated="handleCreated"
      @onChange="handleChange"
    />
  </div>
</template>
<script setup>
import '@wangeditor/editor/dist/css/style.css' // 引入 css
import { onBeforeUnmount, ref, shallowRef } from 'vue'
import { Editor, Toolbar } from '@wangeditor/editor-for-vue'

const emit = defineEmits(['event'])
const props = defineProps(['content'])
// 编辑器实例，必须用 shallowRef
const editorRef = shallowRef()

// 内容 HTML
const valueHtml = ref('')

const toolbarConfig = {}
const editorConfig = { placeholder: '请输入内容...' }

// 组件销毁时，也及时销毁编辑器
onBeforeUnmount(() => {
  const editor = editorRef.value
  if (editor == null) return
  editor.destroy()
})

const handleCreated = (editor) => {
  editorRef.value = editor // 记录 editor 实例，重要！
  valueHtml.value = props.content
}
const mode  = 'default' // 或 'simple'

const handleChange = () => {
  emit('event', valueHtml.value)
}
</script>